Home / 551,690,909.56-827,621,394.90-188,100,235

Finding the Fourth Proportional to 551,690,909.56, 827,621,394.90 and 188,100,235

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Solution

The fourth proportional to 551,690,909.56, 827,621,394.90 and 188,100,235 is: 282,179,343.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,690,909.56 : 827,621,394.90 = 188,100,235 : x
  2. Step 2: Convert to fraction form
    551,690,909.56/827,621,394.90 = 188,100,235/x
  3. Step 3: Cross multiply
    551,690,909.56x = 827,621,394.90 × 188,100,235
  4. Step 4: Simplify right side
    551,690,909.56x = 155,675,778,871,717,792
  5. Step 5: Solve for x
    x = 155,675,778,871,717,792/551,690,909.56
  6. Step 6: Final answer
    x = 282,179,343.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.